[llvm-commits] CVS: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

[Chris Lattner]

Changes in directory llvm/lib/CodeGen/SelectionDAG:

DAGCombiner.cpp updated: 1.257 -> 1.258
---
Log message:

Fix CodeGen/PowerPC/2006-12-07-SelectCrash.ll on PPC64


---
Diffs of the changes:  (+4 -1)

 DAGCombiner.cpp |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletion(-)


Index: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.257 
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.258
--- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.257 Thu Dec  7 14:04:42 2006
+++ llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp       Thu Dec  7 16:36:47 2006
@@ -3755,7 +3755,10 @@
     // cast from setcc result type to select result type
     if (AfterLegalize) {
       SCC  = DAG.getSetCC(TLI.getSetCCResultTy(), N0, N1, CC);
-      Temp = DAG.getZeroExtendInReg(SCC, N2.getValueType());
+      if (N2.getValueType() < SCC.getValueType())
+        Temp = DAG.getZeroExtendInReg(SCC, N2.getValueType());
+      else
+        Temp = DAG.getNode(ISD::ZERO_EXTEND, N2.getValueType(), SCC);
     } else {
       SCC  = DAG.getSetCC(MVT::i1, N0, N1, CC);
       Temp = DAG.getNode(ISD::ZERO_EXTEND, N2.getValueType(), SCC);



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